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Oracle Cloud Database Services 2021 Specialist Sample Questions:

1. You want to scale within Exadata System. Which of the following two statements are true? (Choose all correct answers)

A) Modifying the number of enabled OCPU cores requires database downtime.
B) The setting of database parameter CPU_COUNT is not affected by modifying the number of enabled OCPU cores.
C) The setting of database parameter CPU_COUNT is affected by modifying the number of enabled OCPU cores.
D) Modifying the number of enabled OCPU cores does not require database downtime.

2. Which three actions can you perform on a DB system that has an Oracle Data Guard association with a standby database?
(Choose all correct answers)

A) You can terminate a primary database DB system.
B) If the primary database becomes unavailable, then you can use Oracle Data Guard to fail over the standby database to the primary role.
C) You can write on both primary and standby databases because DB system standby databases in Oracle Cloud Infrastructure Database are logical standbys.
D) You can use the reinstate command to return a failed database into standby role after correcting the cause of failure.
E) You can switch over the primary database to the standby role, perform maintenance on the standby database, and then switch it back to the primary role.

3. You notice that throttling is occurring on your NoSQL Database Cloud Service. What must you increase to solve this?

A) storage capacity
B) index size
C) OCPU for all servers in the cluster
D) storage capacity

4. Which service is used by default by the MySQL Database Service to store user data to make it more resistant to failures?

A) File Storage
B) Block Volumes
C) Object storage
D) Data safe

5. You are considering whether or not to implement bare metal or virtual machine shapes. Which TWO statements are true about bare metal and virtual machine (VM) database (DB) systems? (Choose all correct answers)

A) Bare metal and VM DB can only have a single Database Home, and the single database will be the version of the Database Home.
B) The Console, API, and Oracle Cloud Infrastructure CLI are options for managing bare metal DB systems.
C) Bare metal shapes determine the total raw storage allocated to bare metal DB systems.
D) Both bare metal and vm DB systems support two-node Real Application Clusters (RAC) systems.

Solutions: